Halat mein aap aksar dekhte hain Shamsi, Miladi, aur Hijri nizamoon ke baare mein. Aksar logon ko lagta hai in sabhi Shamsi tareeqon ko samajhna. Haqeeqat mein , yeh tamam tareeqe duniya ke khule zamaney time ke ansaar hain. Miladi tareeqa {goi ki | shabashme' | bas] saal ke roz ki ginti par mabni hai aur Shamsi tareeqa aur ghiraaron ke rakhne par